public BlockFlyoutPage(string hash, Networks network)
{
if (string.IsNullOrWhiteSpace(hash))
{
throw new ArgumentNullException(nameof(hash));
}
_hash = hash.FromHexString();
_network = network;
_viewModel = new BlockFlyoutViewModel();
DataContext = _viewModel;
Loaded += Load;
Unloaded += Unload;
InitializeComponent();
}
private void Init()
{
_viewModel = new BlockFlyoutViewModel();
_viewModel.OpenTransactionEvt += OpenTransaction;
DataContext = _viewModel;
var rpcClient = new RpcClient(_network);
rpcClient.GetBlock(_hash).ContinueWith((r) =>
{
try
{
var block = r.Result;
if (block == null)
{
return;
}
if (block.Transactions != null && !block.Transactions.Any())
{
return;
}
Application.Current.Dispatcher.Invoke(() =>
{
_viewModel.Transactions.Clear();
foreach (var tx in block.Transactions)
{
var txId = tx.GetTxId().ToHexString();
var monetaryTransaction = tx as BcBaseTransaction;
var record = new BlockTransactionViewModel
{
TxId = txId,
IsCoinBase = tx is CoinbaseTransaction,
Value = monetaryTransaction == null ? 0 : monetaryTransaction.TransactionOut.Sum(t => t.Value),
NbTransactionsOut = monetaryTransaction == null ? 0 : monetaryTransaction.TransactionOut.Count()
};
_viewModel.Transactions.Add(record);
}
});
}
catch (AggregateException ex) { }
});
}
private void Unload(object sender, RoutedEventArgs e)
{
_viewModel.OpenTransactionEvt -= OpenTransaction;
_viewModel = null;
}
